The article examines the essence of the organizational and economic mechanism of management, the organizational and economic mechanism of management of innovative activities of enterprises in the agrarian sector of the economy, defines its main elements, and reveals the content of each of these elements. The advantages, purpose and prospects of the implementation of the organizational and economic mechanism of innovation management in the agrarian sector of the economy are defined. The organizational and economic mechanism of innovation management in the agricultural sector of the economy refers to a set of procedures, practices and policies used to direct and control the process of creating and implementing new ideas, technologies and products in the industry. The organizational and economic mechanism of managing innovative activities in the agricultural sector is characterized by several key elements: determination of needs and opportunities for innovation; strategic planning and allocation of resources; establishing partnerships and networks; encouraging experimentation and risk; monitoring progress and evaluating results; support for commercialization of innovations. This mechanism includes creating an enabling environment for innovation through clear and open communication, fostering a culture of continuous improvement, experimentation and risk-taking, and encouraging the flow of information and collaboration between different organizations and stakeholders. The implementation of the organizational and economic mechanism of innovation management in the agricultural sector of the economy can have several advantages and prospects, namely: increasing efficiency and competitiveness; expansion of cooperation and exchange of knowledge; promoting a culture of innovation and experimentation; improving the decision-making process; expanded access to financing and resources. The implementation of this organizational and economic innovation management mechanism in the agricultural sector has the potential to increase the efficiency, competitiveness and sustainability of the industry, which will ultimately lead to increased productivity, profitability and growth.